descriptive geometry （画法几何）

《descriptive geometry （画法几何）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Descriptivegeometry1（画法几何1）Asinglechoice(onlyoneoptionright,atotalof51items)1.drawingstandardsarestandardizedstandardsforstandardizationandstandardizationthroughoutthecountry.Someindustriesanddepartmentshaveformulatedministerialstandards,andtheministerialstandardsare:(A)referen

2、cefunction(B)useinparallelwithnationalstandards;(C)replacingnationalstandards;(D)supplementtonationalstandardsTheansweryou'vechosenisD[right]Thecorrectanswer:DAnswerreference:2.incivilengineeringdrawings,inadditiontocomplyingwiththestandardsofconstructionengineeringdrawingandso

3、metradestandards,thenationalstandardswhichmustbeobservedare:(A)generaldrawingstandards;(B)drawingstandardsforwaterconservancyandhydropowerprojects;(C)technicaldrawingstandards(D)railwayengineeringdrawingstandardsTheansweryou'vechosenisC[right]Thecorrectanswer:CAnswerreference:3

4、.drawings,lettersandnumberscanbewritteninitalicitalicorstraight,headtiltedtotherightwiththelevelof:(A)45degrees;(B)60degrees;(C)75degrees;(D)80degrees;Theansweryou'vechosenisC[right]Thecorrectanswer:CAnswerreference:Inthe4.framedrawingsisframeline,linedrawingframe:(A)finesolidl

5、ine(B)inthicklines.Solidline(C)Theboldsolidline(D)Theansweryou'vechosenisC[right]Thecorrectanswer:CAnswerreference:The5.titlebarislocatedinthebottomrightcornerofthedrawing,drawingtheouterlineofthetitlebar:(A)arbitraryLinetype(B)finesolidline(C)inthicklines.Solidline(D)Theanswer

6、you'vechosenisD[right]Thecorrectanswer:DAnswerreference:6.ifthelengthoftheobjectis1000mmandthedrawingratiois1:20,thelengthofthedrawingshouldbetaken:(A)100(B)1000(C)50(D)20Theansweryou'vechosenisC[right]Thecorrectanswer:CAnswerreference:Ascaleof7.isaprismaticcolumn,andascaleshou

7、ldbeusedwhendrawinginproportion:(A)scalingmeasurementsinproportion(B)findingconversioncoefficients(C)similartothefunctionofacalculator(D)drawastraightlineTheansweryou'vechosenisA[right]Thecorrectanswer:AAnswerreference:8.mediumcoarsedottedlineforthepurposeof:(A)representationof

8、imaginarycontours(B)avisibleoutline(C)aninvisibleoutli